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/* C11 threads thread sleep implementation.
Copyright (C) 2018-2025 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include <time.h>
#include <sysdep-cancel.h>
#include "thrd_priv.h"
int
thrd_sleep (const struct timespec* time_point, struct timespec* remaining)
{
int ret = __clock_nanosleep (CLOCK_REALTIME, 0, time_point, remaining);
/* C11 states thrd_sleep function returns -1 if it has been interrupted
by a signal, or a negative value if it fails. */
switch (ret)
{
case 0: return 0;
case EINTR: return -1;
default: return -2;
}
}
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